Cheapest return flights from Helsinki to Ljubljana in September from $220

Best time to book flights for Helsinki (HEL) to Ljubljana (LJU) flights at AirHint

AirHint found the following cheapest return flights from Helsinki (HEL) to Ljubljana (LJU) in September 2025 (see full year).

Return flights

23 Sep - 07 Oct Finnair direct
23 Sep - 30 Sep Finnair direct
13 Sep - 16 Sep Finnair direct
30 Sep - 14 Oct Finnair direct
04 Sep - 11 Sep Finnair direct
23 Sep - 23 Sep Finnair
11 Sep - 14 Sep Finnair
01 Sep - 14 Sep KLM
05 Sep - 22 Sep Turkish Airlines
18 Sep - 27 Sep Finnair direct
05 Sep - 08 Sep Turkish Airlines

Also check the deals for one-way flights from Helsinki to Ljubljana in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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